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<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <head>
        <div class="container">
            <p>P标签P标签P标签P标签P标签P标签</p>
        </div>
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    <header>
        <div>
            <ul>
            <li>1111</li>
            <li>2222</li>
            <li>3333</li>
        </ul>
        </div>
    </header>
</body>
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